ICD-705 Controlled Spaces Modernization and Sustainment Program - (Progressive Design-build (PDB) Other Transaction Agreement (OTA)

SOURCES SOUGHT ANNOUNCEMENT AND INDUSTRY DAY NOTICE PROGRESSIVE DESIGN-BUILD (PDB) OTHER TRANSACTION AGREEMENT (OTA) ICD-705 Controlled Spaces Modernization and Sustainment Program Osan Air Base, Republic of Korea U.S. Army Corps of Engineers – Far East District DISCLAIMER: This Sources Sought is issued solely for market research/intelligence and acquisition planning. It is not a solicitation, Request for Qualifications, or commitment to issue a solicitation or award any agreement or contract. No Statements of Qualifications or proposals are requested. Participation is voluntary; the Government will not reimburse response costs and will not accept unsolicited proposals. Responses will inform acquisition strategy, industry capability assessment, and project delivery options. Responding does not affect eligibility for any future solicitation. THE OPPORTUNITY The U.S. Army Corps of Engineers, Far East District (USACE FED) invites industry partners to help shape the acquisition strategy for a high-priority modernization and sustainment program involving ICD-705 controlled spaces at Osan Air Base, Republic of Korea. The Government is evaluating an innovative Progressive Design-Build (PDB) delivery method executed through an Other Transaction Agreement (OTA) under 10 U.S.C. 2808a . This approach enables early contractor involvement, collaborative design development, open-book pricing, and flexible risk allocation—advantages particularly valuable for complex, security-sensitive work performed in an active overseas operational environment with unique host-nation and ICD-705 constraints. The Government has not made a final acquisition strategy determination and seeks candid industry input on the benefits, limitations, risks, and commercial terms of a PDB OTA compared with traditional design-bid-build or design-build approaches. WHY PROGRESSIVE DESIGN-BUILD / OTA? ICD-705 controlled spaces, collective protection systems, and HVAC modernization on an active air base present te